This Mortal CoilA strange drone crashes into Atlantis, heralding a dreadful new predicament.

Be All My Sins Remember'dThe team takes on Replicators in a two-pronged attack as the Apollo and the Daedalus face an armada, while McKay works with a Wraith scientist to thwart their common foe. Further complicating things, Larrin resurfaces.

Spoils Of WarThe Atlantis team salvages a damaged Wraith vessel, which turns out to hold valuable tactical information about the group's enemies.

QuarantineA quarantine begets a lockdown on Atlantis, trapping Rodney in the botany lab with Katie Brown.

HarmonySheppard and McKay become escorts on a young princess's rite of passage and run afoul of the would-be queen's enemies.

OutcastSheppard learns that his father has died and returns to Earth for the funeral, accompanied by Ronon. While there, they discover that a covert project has accidentally unleashed a human-form Replicator in the city.

TrioA subterranean drama unfolds when Col. Carter and Doctors McKay and Keller become trapped in a defunct mining facility during an off-world mission.

MidwayTeal'c goes to Atlantis to mentor Ronon ahead of an IOA review to determine his suitability for the Stargate program. Meanwhile, the Wraith kick-start a plot against the Midway station.

The Kindred, Part 1A mystery illness wreaks havoc on humans across the Pegasus galaxy; Teyla's vision about the father of her child prompts her to join Sheppard on a mission that yields an unexpected discovery.

The Kindred, Part 2Beckett's return surprises the Atlantis crew. Elsewhere, Teyla, now a prisoner, finds missing Athosians held captive at one of Michael's secret facilities.

The Last ManSheppard returning to a derelict Atlantis amid a sea of sand dunes thousands of years after his last search for Teyla, but a hologram of an aged Dr. McKay has a plan to set things right.